%%
%% The LaTeX Companion, 3ed
%%
%% Example 4-2-51 on page I-327 in "listings --- Pretty-printing program code".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{135.0pt}

\addtolength\textwidth{-15pt}

%StartShownPreambleCommands
\usepackage{listings} \lstset{language=Ada,numbers=right,
   numberstyle=\tiny,stepnumber=1,numbersep=5pt}
%StopShownPreambleCommands

\begin{document}
\begin{lstlisting}[name=Test]
Sum: Integer;
\end{lstlisting}
The second fragment continues the numbering.
\begin{lstlisting}[name=Test]
Sum := 0;
for I in 1..N loop
  Sum := Sum + A(I);
end loop;
\end{lstlisting}
\end{document}
